Bed frame



FIG. 1 is a top plan view of a bed frame showing the new design;

FIG. 2 is an side elevational view with the opposite side view being a mirror image thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a front elevational view thereof; and,

FIG. 6 is a perspective view thereof. 

The ornamental design for a bed frame, as shown and described. 